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1.01257

Millipore

Starch

soluble acc. to Zulkowsky GR for analysis

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Synonym(s):
Starch, Amylum, Potato starch for determination of diastase
Linear Formula:
(C6H10O5)n
CAS Number:
MDL number:
UNSPSC Code:
12352201
EC Index Number:
232-686-4

Quality Level

form

solid

pH

6.0-7.5 (25 °C, 20 g/L in H2O)

solubility

50 g/L

bulk density

300 kg/m3

storage temp.

no temp limit

InChI

1S/C12H22O11/c13-1-3-5(15)6(16)9(19)12(22-3)23-10-4(2-14)21-11(20)8(18)7(10)17/h3-20H,1-2H2/t3-,4-,5-,6+,7-,8-,9-,10-,11+,12-/m1/s1

InChI key

GUBGYTABKSRVRQ-ASMJPISFSA-N

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General description

Carbohydrate
This starch quality is prepared according to a modified procedure published by Zulkowsky. The molecular weight is reduced to a mean by hydrolysis and oxidation.

Analysis Note

Appearance (colour): white
Appearance (description): fine powder
pH-value (2 %; water): 6.5 - 7.5
Sensitivity: passes test
Reducing matter (as maltose): ≤ 1.0 %
Sulfated ash: ≤ 7.0 %
Loss on drying (105 °C, 2 h): ≤ 10.0 %
Suitability as enzyme substrate (for amylases): passes test

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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